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Submission #484877

# Submission time Handle Problem Language Result Execution time Memory
484877 2021-11-05T16:53:31 Z ETK The Collection Game (BOI21_swaps) C++14
0 / 100
 1 ms 200 KB 
#include <bits/stdc++.h>
#include "swaps.h"
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define fi first
#define se second
#define pii pair<int,int>
using namespace std;
vector <int> r;
vector <pii> Q;
void Schedule(int i,int j){
    schedule(r[i],r[j]);
    Q.push_back({i,j});
}
void Visit(){//交换逆序元素，最多调用50次
    if(!Q.size())return;
    vector <int> res=visit();
    rep(i,0,(int)res.size())if(!res[i])swap(r[Q[i].fi],r[Q[i].se]);
    Q.clear();
}
void solve(int n,int q){
    rep(i,1,n)r.push_back(i);
    for(int k=2;k<=2*n;k<<=1){
        rep(i,0,n-1){
            int x=i^(k-1);
            if(i<x&&x<n)Schedule(i,x);
        }
        Visit();
        for(int j=k>>2;j;j>>=1){
            rep(i,0,n-1){
                int x=i^j;
                if(i<x&&x<n)Schedule(i,x);
            }
            Visit();
        }
    }
    answer(r);
}

Subtask #1
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #11
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #12
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Not correct
2 Halted 0 ms 0 KB -